dlls/wineandroid.drv/init.c

   1 /*
   2  * Android driver initialisation functions
   3  *
   4  * Copyright 1996, 2013, 2017 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define NONAMELESSSTRUCT
  22 #define NONAMELESSUNION
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdarg.h>
  27 #include <string.h>
  28 #include <link.h>
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winreg.h"
  33 #include "android.h"
  34 #include "wine/server.h"
  35 #include "wine/library.h"
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(android);
  39
  40 unsigned int screen_width = 0;
  41 unsigned int screen_height = 0;
  42 RECT virtual_screen_rect = { 0, 0, 0, 0 };
  43
  44 MONITORINFOEXW default_monitor =
  45 {
  46     sizeof(default_monitor),    /* cbSize */
  47     { 0, 0, 0, 0 },             /* rcMonitor */
  48     { 0, 0, 0, 0 },             /* rcWork */
  49     MONITORINFOF_PRIMARY,       /* dwFlags */
  50     { '\\','\\','.','\\','D','I','S','P','L','A','Y','1',0 }   /* szDevice */
  51 };
  52
  53 static const unsigned int screen_bpp = 32;  /* we don't support other modes */
  54
  55 static int device_init_done;
  56
  57 typedef struct
  58 {
  59     struct gdi_physdev dev;
  60 } ANDROID_PDEVICE;
  61
  62 static const struct gdi_dc_funcs android_drv_funcs;
  63
  64
  65 /******************************************************************************
  66  *           init_monitors
  67  */
  68 void init_monitors( int width, int height )
  69 {
  70     static const WCHAR trayW[] = {'S','h','e','l','l','_','T','r','a','y','W','n','d',0};
  71     RECT rect;
  72     HWND hwnd = FindWindowW( trayW, NULL );
  73
  74     virtual_screen_rect.right = width;
  75     virtual_screen_rect.bottom = height;
  76     default_monitor.rcMonitor = default_monitor.rcWork = virtual_screen_rect;
  77
  78     if (!hwnd || !IsWindowVisible( hwnd )) return;
  79     if (!GetWindowRect( hwnd, &rect )) return;
  80     if (rect.top) default_monitor.rcWork.bottom = rect.top;
  81     else default_monitor.rcWork.top = rect.bottom;
  82     TRACE( "found tray %p %s work area %s\n", hwnd,
  83            wine_dbgstr_rect( &rect ), wine_dbgstr_rect( &default_monitor.rcWork ));
  84 }
  85
  86
  87 /******************************************************************************
  88  *           set_screen_dpi
  89  */
  90 void set_screen_dpi( DWORD dpi )
  91 {
  92     static const WCHAR dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s',0};
  93     static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s',0};
  94     HKEY hkey;
  95
  96     if (!RegCreateKeyW( HKEY_CURRENT_CONFIG, dpi_key_name, &hkey ))
  97     {
  98         RegSetValueExW( hkey, dpi_value_name, 0, REG_DWORD, (void *)&dpi, sizeof(DWORD) );
  99         RegCloseKey( hkey );
 100     }
 101 }
 102
 103 /**********************************************************************
 104  *           fetch_display_metrics
 105  */
 106 static void fetch_display_metrics(void)
 107 {
 108     if (wine_get_java_vm()) return;  /* for Java threads it will be set when the top view is created */
 109
 110     SERVER_START_REQ( get_window_rectangles )
 111     {
 112         req->handle = wine_server_user_handle( GetDesktopWindow() );
 113         req->relative = COORDS_CLIENT;
 114         if (!wine_server_call( req ))
 115         {
 116             screen_width  = reply->window.right;
 117             screen_height = reply->window.bottom;
 118         }
 119     }
 120     SERVER_END_REQ;
 121
 122     init_monitors( screen_width, screen_height );
 123     TRACE( "screen %ux%u\n", screen_width, screen_height );
 124 }
 125
 126
 127 /**********************************************************************
 128  *           device_init
 129  *
 130  * Perform initializations needed upon creation of the first device.
 131  */
 132 static void device_init(void)
 133 {
 134     device_init_done = TRUE;
 135     fetch_display_metrics();
 136 }
 137
 138
 139 /******************************************************************************
 140  *           create_android_physdev
 141  */
 142 static ANDROID_PDEVICE *create_android_physdev(void)
 143 {
 144     ANDROID_PDEVICE *physdev;
 145
 146     if (!device_init_done) device_init();
 147
 148     if (!(physdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physdev) ))) return NULL;
 149     return physdev;
 150 }
 151
 152 /**********************************************************************
 153  *           ANDROID_CreateDC
 154  */
 155 static BOOL ANDROID_CreateDC( PHYSDEV *pdev, LPCWSTR driver, LPCWSTR device,
 156                               LPCWSTR output, const DEVMODEW* initData )
 157 {
 158     ANDROID_PDEVICE *physdev = create_android_physdev();
 159
 160     if (!physdev) return FALSE;
 161
 162     push_dc_driver( pdev, &physdev->dev, &android_drv_funcs );
 163     return TRUE;
 164 }
 165
 166
 167 /**********************************************************************
 168  *           ANDROID_CreateCompatibleDC
 169  */
 170 static BOOL ANDROID_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev )
 171 {
 172     ANDROID_PDEVICE *physdev = create_android_physdev();
 173
 174     if (!physdev) return FALSE;
 175
 176     push_dc_driver( pdev, &physdev->dev, &android_drv_funcs );
 177     return TRUE;
 178 }
 179
 180
 181 /**********************************************************************
 182  *           ANDROID_DeleteDC
 183  */
 184 static BOOL ANDROID_DeleteDC( PHYSDEV dev )
 185 {
 186     HeapFree( GetProcessHeap(), 0, dev );
 187     return TRUE;
 188 }
 189
 190
 191 /***********************************************************************
 192  *           ANDROID_ChangeDisplaySettingsEx
 193  */
 194 LONG CDECL ANDROID_ChangeDisplaySettingsEx( LPCWSTR devname, LPDEVMODEW devmode,
 195                                             HWND hwnd, DWORD flags, LPVOID lpvoid )
 196 {
 197     FIXME( "(%s,%p,%p,0x%08x,%p)\n", debugstr_w( devname ), devmode, hwnd, flags, lpvoid );
 198     return DISP_CHANGE_SUCCESSFUL;
 199 }
 200
 201
 202 /***********************************************************************
 203  *           ANDROID_GetMonitorInfo
 204  */
 205 BOOL CDECL ANDROID_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 206 {
 207     if (handle != (HMONITOR)1)
 208     {
 209         SetLastError( ERROR_INVALID_HANDLE );
 210         return FALSE;
 211     }
 212     info->rcMonitor = default_monitor.rcMonitor;
 213     info->rcWork = default_monitor.rcWork;
 214     info->dwFlags = default_monitor.dwFlags;
 215     if (info->cbSize >= sizeof(MONITORINFOEXW))
 216         lstrcpyW( ((MONITORINFOEXW *)info)->szDevice, default_monitor.szDevice );
 217     return TRUE;
 218 }
 219
 220
 221 /***********************************************************************
 222  *           ANDROID_EnumDisplayMonitors
 223  */
 224 BOOL CDECL ANDROID_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 225 {
 226     return proc( (HMONITOR)1, 0, &default_monitor.rcMonitor, lp );
 227 }
 228
 229
 230 /***********************************************************************
 231  *           ANDROID_EnumDisplaySettingsEx
 232  */
 233 BOOL CDECL ANDROID_EnumDisplaySettingsEx( LPCWSTR name, DWORD n, LPDEVMODEW devmode, DWORD flags)
 234 {
 235     static const WCHAR dev_name[CCHDEVICENAME] =
 236         { 'W','i','n','e',' ','A','n','d','r','o','i','d',' ','d','r','i','v','e','r',0 };
 237
 238     devmode->dmSize = offsetof( DEVMODEW, dmICMMethod );
 239     devmode->dmSpecVersion = DM_SPECVERSION;
 240     devmode->dmDriverVersion = DM_SPECVERSION;
 241     memcpy( devmode->dmDeviceName, dev_name, sizeof(dev_name) );
 242     devmode->dmDriverExtra = 0;
 243     devmode->u2.dmDisplayFlags = 0;
 244     devmode->dmDisplayFrequency = 0;
 245     devmode->u1.s2.dmPosition.x = 0;
 246     devmode->u1.s2.dmPosition.y = 0;
 247     devmode->u1.s2.dmDisplayOrientation = 0;
 248     devmode->u1.s2.dmDisplayFixedOutput = 0;
 249
 250     if (n == ENUM_CURRENT_SETTINGS || n == ENUM_REGISTRY_SETTINGS) n = 0;
 251     if (n == 0)
 252     {
 253         devmode->dmPelsWidth = screen_width;
 254         devmode->dmPelsHeight = screen_height;
 255         devmode->dmBitsPerPel = screen_bpp;
 256         devmode->dmDisplayFrequency = 60;
 257         devmode->dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL | DM_DISPLAYFLAGS | DM_DISPLAYFREQUENCY;
 258         TRACE( "mode %d -- %dx%d %d bpp @%d Hz\n", n,
 259                devmode->dmPelsWidth, devmode->dmPelsHeight,
 260                devmode->dmBitsPerPel, devmode->dmDisplayFrequency );
 261         return TRUE;
 262     }
 263     TRACE( "mode %d -- not present\n", n );
 264     SetLastError( ERROR_NO_MORE_FILES );
 265     return FALSE;
 266 }
 267
 268
 269 /**********************************************************************
 270  *           ANDROID_wine_get_wgl_driver
 271  */
 272 static struct opengl_funcs * ANDROID_wine_get_wgl_driver( PHYSDEV dev, UINT version )
 273 {
 274     struct opengl_funcs *ret;
 275
 276     if (!(ret = get_wgl_driver( version )))
 277     {
 278         dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
 279         ret = dev->funcs->wine_get_wgl_driver( dev, version );
 280     }
 281     return ret;
 282 }
 283
 284
 285 static const struct gdi_dc_funcs android_drv_funcs =
 286 {
 287     NULL,                               /* pAbortDoc */
 288     NULL,                               /* pAbortPath */
 289     NULL,                               /* pAlphaBlend */
 290     NULL,                               /* pAngleArc */
 291     NULL,                               /* pArc */
 292     NULL,                               /* pArcTo */
 293     NULL,                               /* pBeginPath */
 294     NULL,                               /* pBlendImage */
 295     NULL,                               /* pChord */
 296     NULL,                               /* pCloseFigure */
 297     ANDROID_CreateCompatibleDC,         /* pCreateCompatibleDC */
 298     ANDROID_CreateDC,                   /* pCreateDC */
 299     ANDROID_DeleteDC,                   /* pDeleteDC */
 300     NULL,                               /* pDeleteObject */
 301     NULL,                               /* pDeviceCapabilities */
 302     NULL,                               /* pEllipse */
 303     NULL,                               /* pEndDoc */
 304     NULL,                               /* pEndPage */
 305     NULL,                               /* pEndPath */
 306     NULL,                               /* pEnumFonts */
 307     NULL,                               /* pEnumICMProfiles */
 308     NULL,                               /* pExcludeClipRect */
 309     NULL,                               /* pExtDeviceMode */
 310     NULL,                               /* pExtEscape */
 311     NULL,                               /* pExtFloodFill */
 312     NULL,                               /* pExtSelectClipRgn */
 313     NULL,                               /* pExtTextOut */
 314     NULL,                               /* pFillPath */
 315     NULL,                               /* pFillRgn */
 316     NULL,                               /* pFlattenPath */
 317     NULL,                               /* pFontIsLinked */
 318     NULL,                               /* pFrameRgn */
 319     NULL,                               /* pGdiComment */
 320     NULL,                               /* pGetBoundsRect */
 321     NULL,                               /* pGetCharABCWidths */
 322     NULL,                               /* pGetCharABCWidthsI */
 323     NULL,                               /* pGetCharWidth */
 324     NULL,                               /* pGetDeviceCaps */
 325     NULL,                               /* pGetDeviceGammaRamp */
 326     NULL,                               /* pGetFontData */
 327     NULL,                               /* pGetFontRealizationInfo */
 328     NULL,                               /* pGetFontUnicodeRanges */
 329     NULL,                               /* pGetGlyphIndices */
 330     NULL,                               /* pGetGlyphOutline */
 331     NULL,                               /* pGetICMProfile */
 332     NULL,                               /* pGetImage */
 333     NULL,                               /* pGetKerningPairs */
 334     NULL,                               /* pGetNearestColor */
 335     NULL,                               /* pGetOutlineTextMetrics */
 336     NULL,                               /* pGetPixel */
 337     NULL,                               /* pGetSystemPaletteEntries */
 338     NULL,                               /* pGetTextCharsetInfo */
 339     NULL,                               /* pGetTextExtentExPoint */
 340     NULL,                               /* pGetTextExtentExPointI */
 341     NULL,                               /* pGetTextFace */
 342     NULL,                               /* pGetTextMetrics */
 343     NULL,                               /* pGradientFill */
 344     NULL,                               /* pIntersectClipRect */
 345     NULL,                               /* pInvertRgn */
 346     NULL,                               /* pLineTo */
 347     NULL,                               /* pModifyWorldTransform */
 348     NULL,                               /* pMoveTo */
 349     NULL,                               /* pOffsetClipRgn */
 350     NULL,                               /* pOffsetViewportOrg */
 351     NULL,                               /* pOffsetWindowOrg */
 352     NULL,                               /* pPaintRgn */
 353     NULL,                               /* pPatBlt */
 354     NULL,                               /* pPie */
 355     NULL,                               /* pPolyBezier */
 356     NULL,                               /* pPolyBezierTo */
 357     NULL,                               /* pPolyDraw */
 358     NULL,                               /* pPolyPolygon */
 359     NULL,                               /* pPolyPolyline */
 360     NULL,                               /* pPolygon */
 361     NULL,                               /* pPolyline */
 362     NULL,                               /* pPolylineTo */
 363     NULL,                               /* pPutImage */
 364     NULL,                               /* pRealizeDefaultPalette */
 365     NULL,                               /* pRealizePalette */
 366     NULL,                               /* pRectangle */
 367     NULL,                               /* pResetDC */
 368     NULL,                               /* pRestoreDC */
 369     NULL,                               /* pRoundRect */
 370     NULL,                               /* pSaveDC */
 371     NULL,                               /* pScaleViewportExt */
 372     NULL,                               /* pScaleWindowExt */
 373     NULL,                               /* pSelectBitmap */
 374     NULL,                               /* pSelectBrush */
 375     NULL,                               /* pSelectClipPath */
 376     NULL,                               /* pSelectFont */
 377     NULL,                               /* pSelectPalette */
 378     NULL,                               /* pSelectPen */
 379     NULL,                               /* pSetArcDirection */
 380     NULL,                               /* pSetBkColor */
 381     NULL,                               /* pSetBkMode */
 382     NULL,                               /* pSetBoundsRect */
 383     NULL,                               /* pSetDCBrushColor */
 384     NULL,                               /* pSetDCPenColor */
 385     NULL,                               /* pSetDIBitsToDevice */
 386     NULL,                               /* pSetDeviceClipping */
 387     NULL,                               /* pSetDeviceGammaRamp */
 388     NULL,                               /* pSetLayout */
 389     NULL,                               /* pSetMapMode */
 390     NULL,                               /* pSetMapperFlags */
 391     NULL,                               /* pSetPixel */
 392     NULL,                               /* pSetPolyFillMode */
 393     NULL,                               /* pSetROP2 */
 394     NULL,                               /* pSetRelAbs */
 395     NULL,                               /* pSetStretchBltMode */
 396     NULL,                               /* pSetTextAlign */
 397     NULL,                               /* pSetTextCharacterExtra */
 398     NULL,                               /* pSetTextColor */
 399     NULL,                               /* pSetTextJustification */
 400     NULL,                               /* pSetViewportExt */
 401     NULL,                               /* pSetViewportOrg */
 402     NULL,                               /* pSetWindowExt */
 403     NULL,                               /* pSetWindowOrg */
 404     NULL,                               /* pSetWorldTransform */
 405     NULL,                               /* pStartDoc */
 406     NULL,                               /* pStartPage */
 407     NULL,                               /* pStretchBlt */
 408     NULL,                               /* pStretchDIBits */
 409     NULL,                               /* pStrokeAndFillPath */
 410     NULL,                               /* pStrokePath */
 411     NULL,                               /* pUnrealizePalette */
 412     NULL,                               /* pWidenPath */
 413     ANDROID_wine_get_wgl_driver,        /* wine_get_wgl_driver */
 414     NULL,                               /* wine_get_vulkan_driver */
 415     GDI_PRIORITY_GRAPHICS_DRV           /* priority */
 416 };
 417
 418
 419 /******************************************************************************
 420  *           ANDROID_get_gdi_driver
 421  */
 422 const struct gdi_dc_funcs * CDECL ANDROID_get_gdi_driver( unsigned int version )
 423 {
 424     if (version != WINE_GDI_DRIVER_VERSION)
 425     {
 426         ERR( "version mismatch, gdi32 wants %u but wineandroid has %u\n", version, WINE_GDI_DRIVER_VERSION );
 427         return NULL;
 428     }
 429     return &android_drv_funcs;
 430 }
 431
 432
 433 static const JNINativeMethod methods[] =
 434 {
 435     { "wine_desktop_changed", "(II)V", desktop_changed },
 436     { "wine_config_changed", "(I)V", config_changed },
 437     { "wine_surface_changed", "(ILandroid/view/Surface;Z)V", surface_changed },
 438     { "wine_motion_event", "(IIIIII)Z", motion_event },
 439     { "wine_keyboard_event", "(IIII)Z", keyboard_event },
 440 };
 441
 442 #define DECL_FUNCPTR(f) typeof(f) * p##f = NULL
 443 #define LOAD_FUNCPTR(lib, func) do { \
 444     if ((p##func = wine_dlsym( lib, #func, NULL, 0 )) == NULL) \
 445         { ERR( "can't find symbol %s\n", #func); return; } \
 446     } while(0)
 447
 448 DECL_FUNCPTR( __android_log_print );
 449 DECL_FUNCPTR( ANativeWindow_fromSurface );
 450 DECL_FUNCPTR( ANativeWindow_release );
 451 DECL_FUNCPTR( hw_get_module );
 452
 453 struct gralloc_module_t *gralloc_module = NULL;
 454
 455 #ifndef DT_GNU_HASH
 456 #define DT_GNU_HASH 0x6ffffef5
 457 #endif
 458
 459 static unsigned int gnu_hash( const char *name )
 460 {
 461     unsigned int h = 5381;
 462     while (*name) h = h * 33 + (unsigned char)*name++;
 463     return h;
 464 }
 465
 466 static unsigned int hash_symbol( const char *name )
 467 {
 468     unsigned int hi, hash = 0;
 469     while (*name)
 470     {
 471         hash = (hash << 4) + (unsigned char)*name++;
 472         hi = hash & 0xf0000000;
 473         hash ^= hi;
 474         hash ^= hi >> 24;
 475     }
 476     return hash;
 477 }
 478
 479 static void *find_symbol( const struct dl_phdr_info* info, const char *var, int type )
 480 {
 481     const ElfW(Dyn) *dyn = NULL;
 482     const ElfW(Phdr) *ph;
 483     const ElfW(Sym) *symtab = NULL;
 484     const Elf32_Word *hashtab = NULL;
 485     const Elf32_Word *gnu_hashtab = NULL;
 486     const char *strings = NULL;
 487     Elf32_Word idx;
 488
 489     for (ph = info->dlpi_phdr; ph < &info->dlpi_phdr[info->dlpi_phnum]; ++ph)
 490     {
 491         if (PT_DYNAMIC == ph->p_type)
 492         {
 493             dyn = (const ElfW(Dyn) *)(info->dlpi_addr + ph->p_vaddr);
 494             break;
 495         }
 496     }
 497     if (!dyn) return NULL;
 498
 499     while (dyn->d_tag)
 500     {
 501         if (dyn->d_tag == DT_STRTAB)
 502             strings = (const char*)(info->dlpi_addr + dyn->d_un.d_ptr);
 503         if (dyn->d_tag == DT_SYMTAB)
 504             symtab = (const ElfW(Sym) *)(info->dlpi_addr + dyn->d_un.d_ptr);
 505         if (dyn->d_tag == DT_HASH)
 506             hashtab = (const Elf32_Word *)(info->dlpi_addr + dyn->d_un.d_ptr);
 507         if (dyn->d_tag == DT_GNU_HASH)
 508             gnu_hashtab = (const Elf32_Word *)(info->dlpi_addr + dyn->d_un.d_ptr);
 509         dyn++;
 510     }
 511
 512     if (!symtab || !strings) return NULL;
 513
 514     if (gnu_hashtab)  /* new style hash table */
 515     {
 516         const unsigned int hash   = gnu_hash(var);
 517         const Elf32_Word nbuckets = gnu_hashtab[0];
 518         const Elf32_Word symbias  = gnu_hashtab[1];
 519         const Elf32_Word nwords   = gnu_hashtab[2];
 520         const ElfW(Addr) *bitmask = (const ElfW(Addr) *)(gnu_hashtab + 4);
 521         const Elf32_Word *buckets = (const Elf32_Word *)(bitmask + nwords);
 522         const Elf32_Word *chains  = buckets + nbuckets - symbias;
 523
 524         if (!(idx = buckets[hash % nbuckets])) return NULL;
 525         do
 526         {
 527             if ((chains[idx] & ~1u) == (hash & ~1u) &&
 528                 ELF32_ST_BIND(symtab[idx].st_info) == STB_GLOBAL &&
 529                 ELF32_ST_TYPE(symtab[idx].st_info) == type &&
 530                 !strcmp( strings + symtab[idx].st_name, var ))
 531                 return (void *)(info->dlpi_addr + symtab[idx].st_value);
 532         } while (!(chains[idx++] & 1u));
 533     }
 534     else if (hashtab)  /* old style hash table */
 535     {
 536         const unsigned int hash   = hash_symbol( var );
 537         const Elf32_Word nbuckets = hashtab[0];
 538         const Elf32_Word *buckets = hashtab + 2;
 539         const Elf32_Word *chains  = buckets + nbuckets;
 540
 541         for (idx = buckets[hash % nbuckets]; idx; idx = chains[idx])
 542         {
 543             if (ELF32_ST_BIND(symtab[idx].st_info) == STB_GLOBAL &&
 544                 ELF32_ST_TYPE(symtab[idx].st_info) == type &&
 545                 !strcmp( strings + symtab[idx].st_name, var ))
 546                 return (void *)(info->dlpi_addr + symtab[idx].st_value);
 547         }
 548     }
 549     return NULL;
 550 }
 551
 552 static int enum_libs( struct dl_phdr_info* info, size_t size, void* data )
 553 {
 554     const char *p;
 555
 556     if (!info->dlpi_name) return 0;
 557     if (!(p = strrchr( info->dlpi_name, '/' ))) return 0;
 558     if (strcmp( p, "/libhardware.so" )) return 0;
 559     TRACE( "found libhardware at %p\n", info->dlpi_phdr );
 560     phw_get_module = find_symbol( info, "hw_get_module", STT_FUNC );
 561     return 1;
 562 }
 563
 564 static void load_hardware_libs(void)
 565 {
 566     const struct hw_module_t *module;
 567     void *libhardware;
 568     char error[256];
 569
 570     if ((libhardware = wine_dlopen( "libhardware.so", RTLD_GLOBAL, error, sizeof(error) )))
 571     {
 572         LOAD_FUNCPTR( libhardware, hw_get_module );
 573     }
 574     else
 575     {
 576         /* Android >= N disallows loading libhardware, so we load libandroid (which imports
 577          * libhardware), and then we can find libhardware in the list of loaded libraries.
 578          */
 579         if (!wine_dlopen( "libandroid.so", RTLD_GLOBAL, error, sizeof(error) ))
 580         {
 581             ERR( "failed to load libandroid.so: %s\n", error );
 582             return;
 583         }
 584         dl_iterate_phdr( enum_libs, 0 );
 585         if (!phw_get_module)
 586         {
 587             ERR( "failed to find hw_get_module\n" );
 588             return;
 589         }
 590     }
 591
 592     if (phw_get_module( GRALLOC_HARDWARE_MODULE_ID, &module ) == 0)
 593         gralloc_module = (struct gralloc_module_t *)module;
 594     else
 595         ERR( "failed to load gralloc module\n" );
 596 }
 597
 598 static void load_android_libs(void)
 599 {
 600     void *libandroid, *liblog;
 601     char error[1024];
 602
 603     if (!(libandroid = wine_dlopen( "libandroid.so", RTLD_GLOBAL, error, sizeof(error) )))
 604     {
 605         ERR( "failed to load libandroid.so: %s\n", error );
 606         return;
 607     }
 608     if (!(liblog = wine_dlopen( "liblog.so", RTLD_GLOBAL, error, sizeof(error) )))
 609     {
 610         ERR( "failed to load liblog.so: %s\n", error );
 611         return;
 612     }
 613     LOAD_FUNCPTR( liblog, __android_log_print );
 614     LOAD_FUNCPTR( libandroid, ANativeWindow_fromSurface );
 615     LOAD_FUNCPTR( libandroid, ANativeWindow_release );
 616 }
 617
 618 #undef DECL_FUNCPTR
 619 #undef LOAD_FUNCPTR
 620
 621 static BOOL process_attach(void)
 622 {
 623     jclass class;
 624     jobject object = wine_get_java_object();
 625     JNIEnv *jni_env;
 626     JavaVM *java_vm;
 627
 628     load_hardware_libs();
 629
 630     if ((java_vm = wine_get_java_vm()))  /* running under Java */
 631     {
 632 #ifdef __i386__
 633         WORD old_fs = wine_get_fs();
 634 #endif
 635         load_android_libs();
 636         (*java_vm)->AttachCurrentThread( java_vm, &jni_env, 0 );
 637         class = (*jni_env)->GetObjectClass( jni_env, object );
 638         (*jni_env)->RegisterNatives( jni_env, class, methods, ARRAY_SIZE( methods ));
 639         (*jni_env)->DeleteLocalRef( jni_env, class );
 640 #ifdef __i386__
 641         wine_set_fs( old_fs );  /* the Java VM hijacks %fs for its own purposes, restore it */
 642 #endif
 643     }
 644     return TRUE;
 645 }
 646
 647 /***********************************************************************
 648  *       dll initialisation routine
 649  */
 650 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
 651 {
 652     switch (reason)
 653     {
 654     case DLL_PROCESS_ATTACH:
 655         DisableThreadLibraryCalls( inst );
 656         return process_attach();
 657     }
 658     return TRUE;
 659 }